Security advisory

{
  "id": "f5cc02a1ff6f967ffed316a9d68f1c9ece5cc7fee46d3a4f1f151069f9034fcd",
  "url": "https://osv.dev/vulnerability/CVE-2016-4574",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2016-4574",
    "summary": "Off-by-one error in the append_utf8_value function in the DN decoder (dn.c) in Libksba before 1.3.4 allows remote attackers to cause a denial of service (out-of-bounds read) via invalid utf-8 encoded data. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-4356.",
    "evidence": "osv:CVE-2016-4574",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2016-4574",
      "aliases": [
        "CVE-2016-4574"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/gpg/libksba",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "b46ea28e82d67a2072817294115360fd3e1ab20c"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:gnupg:libksba:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "1.3.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "libksba-1.3.3",
            "libksba-1.3.2",
            "libksba-1.3.1",
            "libksba-1.3.0",
            "libksba-1.2.0",
            "libksba-1-base",
            "debian/libksba-1.1.0",
            "debian/libksba-1.0.8",
            "debian/libksba-1.0.7",
            "debian/libksba-1.0.6",
            "debian/libksba-1.0.5",
            "debian/libksba-1.0.4",
            "debian/libksba-1.0.3",
            "debian/libksba-1.0.2",
            "debian/libksba-1.0.1",
            "debian/libksba-0.9.16",
            "debian/libksba-0.9.15",
            "debian/libksba-0.9.14",
            "debian/libksba-0.9.13",
            "debian/libksba-0-9-12",
            "debian/libksba-0-9-11",
            "debian/libksba-0-9-10",
            "debian/libksba-0-9-9",
            "debian/libksba-0-9-8",
            "debian/libksba-0-9-7",
            "debian/libksba-0-9-6",
            "debian/libksba-0-9-5",
            "debian/libksba-0-9-4",
            "debian/libksba-0-9-3",
            "debian/libksba-0-9-2",
            "debian/libksba-0-9-1",
            "debian/libksba-0-9-0",
            "debian/libksba-0-4-7",
            "debian/libksba-0-4-6",
            "debian/V0-4-5",
            "debian/V0-4-4",
            "debian/V0-4-3",
            "debian/V0-4-2",
            "debian/V0-4-1",
            "debian/V0-4-0",
            "debian/V0-2-3",
            "debian/V0-2-2",
            "debian/V0-2-1",
            "debian/V0-2-0",
            "debian/V0-0-0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-4574.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:28.089867525Z",
      "provider": "osv",
      "references": [],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*",
              "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
              "cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*",
              "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*"
            ],
            "vendor_product": "canonical:ubuntu_linux",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "12.04"
                  },
                  {
                    "last_affected": "12.04"
                  },
                  {
                    "introduced": "14.04"
                  },
                  {
                    "last_affected": "14.04"
                  },
                  {
                    "introduced": "15.10"
                  },
                  {
                    "last_affected": "15.10"
                  },
                  {
                    "introduced": "16.04"
                  },
                  {
                    "last_affected": "16.04"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*"
            ],
            "vendor_product": "opensuse:leap",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "42.1"
                  },
                  {
                    "last_affected": "42.1"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*"
            ],
            "vendor_product": "opensuse:opensuse",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "13.2"
                  },
                  {
                    "last_affected": "13.2"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2016-4574",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 431970,
  "published_at": "2016-06-13T19:59:09.957+00:00"
}